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Differential D28312 Diff 82789 lib/libc/arm/string/memcpy_xscale.S

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lib/libc/arm/string/memcpy_xscale.S

Show First 20 Lines • Show All 213 Lines • ▼ Show 20 Lines.Lmemcpy_bad_align:
bic r1, r1, #0x03 bic r1, r1, #0x03
cmp ip, #2 cmp ip, #2
ldr ip, [r1], #0x04 ldr ip, [r1], #0x04
bgt .Lmemcpy_bad3 bgt .Lmemcpy_bad3
beq .Lmemcpy_bad2 beq .Lmemcpy_bad2
b .Lmemcpy_bad1 b .Lmemcpy_bad1
.Lmemcpy_bad1_loop16: .Lmemcpy_bad1_loop16:
#ifdef __ARMEB__
mov r4, ip, lsl #8
#else
mov r4, ip, lsr #8 mov r4, ip, lsr #8
#endif
ldr r5, [r1], #0x04 ldr r5, [r1], #0x04
pld [r1, #0x018] pld [r1, #0x018]
ldr r6, [r1], #0x04 ldr r6, [r1], #0x04
ldr r7, [r1], #0x04 ldr r7, [r1], #0x04
ldr ip, [r1], #0x04 ldr ip, [r1], #0x04
#ifdef __ARMEB__
orr r4, r4, r5, lsr #24
mov r5, r5, lsl #8
orr r5, r5, r6, lsr #24
mov r6, r6, lsl #8
orr r6, r6, r7, lsr #24
mov r7, r7, lsl #8
orr r7, r7, ip, lsr #24
#else
orr r4, r4, r5, lsl #24 orr r4, r4, r5, lsl #24
mov r5, r5, lsr #8 mov r5, r5, lsr #8
orr r5, r5, r6, lsl #24 orr r5, r5, r6, lsl #24
mov r6, r6, lsr #8 mov r6, r6, lsr #8
orr r6, r6, r7, lsl #24 orr r6, r6, r7, lsl #24
mov r7, r7, lsr #8 mov r7, r7, lsr #8
orr r7, r7, ip, lsl #24 orr r7, r7, ip, lsl #24
#endif
str r4, [r3], #0x04 str r4, [r3], #0x04
str r5, [r3], #0x04 str r5, [r3], #0x04
str r6, [r3], #0x04 str r6, [r3], #0x04
str r7, [r3], #0x04 str r7, [r3], #0x04
.Lmemcpy_bad1: .Lmemcpy_bad1:
subs r2, r2, #0x10 subs r2, r2, #0x10
bge .Lmemcpy_bad1_loop16 bge .Lmemcpy_bad1_loop16
adds r2, r2, #0x10 adds r2, r2, #0x10
ldmfdeq sp!, {r4-r7} ldmfdeq sp!, {r4-r7}
bxeq lr /* Return now if done */ bxeq lr /* Return now if done */
subs r2, r2, #0x04 subs r2, r2, #0x04
sublt r1, r1, #0x03 sublt r1, r1, #0x03
blt .Lmemcpy_bad_done blt .Lmemcpy_bad_done
.Lmemcpy_bad1_loop4: .Lmemcpy_bad1_loop4:
#ifdef __ARMEB__
mov r4, ip, lsl #8
#else
mov r4, ip, lsr #8 mov r4, ip, lsr #8
#endif
ldr ip, [r1], #0x04 ldr ip, [r1], #0x04
subs r2, r2, #0x04 subs r2, r2, #0x04
#ifdef __ARMEB__
orr r4, r4, ip, lsr #24
#else
orr r4, r4, ip, lsl #24 orr r4, r4, ip, lsl #24
#endif
str r4, [r3], #0x04 str r4, [r3], #0x04
bge .Lmemcpy_bad1_loop4 bge .Lmemcpy_bad1_loop4
sub r1, r1, #0x03 sub r1, r1, #0x03
b .Lmemcpy_bad_done b .Lmemcpy_bad_done
.Lmemcpy_bad2_loop16: .Lmemcpy_bad2_loop16:
#ifdef __ARMEB__
mov r4, ip, lsl #16
#else
mov r4, ip, lsr #16 mov r4, ip, lsr #16
#endif
ldr r5, [r1], #0x04 ldr r5, [r1], #0x04
pld [r1, #0x018] pld [r1, #0x018]
ldr r6, [r1], #0x04 ldr r6, [r1], #0x04
ldr r7, [r1], #0x04 ldr r7, [r1], #0x04
ldr ip, [r1], #0x04 ldr ip, [r1], #0x04
#ifdef __ARMEB__
orr r4, r4, r5, lsr #16
mov r5, r5, lsl #16
orr r5, r5, r6, lsr #16
mov r6, r6, lsl #16
orr r6, r6, r7, lsr #16
mov r7, r7, lsl #16
orr r7, r7, ip, lsr #16
#else
orr r4, r4, r5, lsl #16 orr r4, r4, r5, lsl #16
mov r5, r5, lsr #16 mov r5, r5, lsr #16
orr r5, r5, r6, lsl #16 orr r5, r5, r6, lsl #16
mov r6, r6, lsr #16 mov r6, r6, lsr #16
orr r6, r6, r7, lsl #16 orr r6, r6, r7, lsl #16
mov r7, r7, lsr #16 mov r7, r7, lsr #16
orr r7, r7, ip, lsl #16 orr r7, r7, ip, lsl #16
#endif
str r4, [r3], #0x04 str r4, [r3], #0x04
str r5, [r3], #0x04 str r5, [r3], #0x04
str r6, [r3], #0x04 str r6, [r3], #0x04
str r7, [r3], #0x04 str r7, [r3], #0x04
.Lmemcpy_bad2: .Lmemcpy_bad2:
subs r2, r2, #0x10 subs r2, r2, #0x10
bge .Lmemcpy_bad2_loop16 bge .Lmemcpy_bad2_loop16
adds r2, r2, #0x10 adds r2, r2, #0x10
ldmfdeq sp!, {r4-r7} ldmfdeq sp!, {r4-r7}
bxeq lr /* Return now if done */ bxeq lr /* Return now if done */
subs r2, r2, #0x04 subs r2, r2, #0x04
sublt r1, r1, #0x02 sublt r1, r1, #0x02
blt .Lmemcpy_bad_done blt .Lmemcpy_bad_done
.Lmemcpy_bad2_loop4: .Lmemcpy_bad2_loop4:
#ifdef __ARMEB__
mov r4, ip, lsl #16
#else
mov r4, ip, lsr #16 mov r4, ip, lsr #16
#endif
ldr ip, [r1], #0x04 ldr ip, [r1], #0x04
subs r2, r2, #0x04 subs r2, r2, #0x04
#ifdef __ARMEB__
orr r4, r4, ip, lsr #16
#else
orr r4, r4, ip, lsl #16 orr r4, r4, ip, lsl #16
#endif
str r4, [r3], #0x04 str r4, [r3], #0x04
bge .Lmemcpy_bad2_loop4 bge .Lmemcpy_bad2_loop4
sub r1, r1, #0x02 sub r1, r1, #0x02
b .Lmemcpy_bad_done b .Lmemcpy_bad_done
.Lmemcpy_bad3_loop16: .Lmemcpy_bad3_loop16:
#ifdef __ARMEB__
mov r4, ip, lsl #24
#else
mov r4, ip, lsr #24 mov r4, ip, lsr #24
#endif
ldr r5, [r1], #0x04 ldr r5, [r1], #0x04
pld [r1, #0x018] pld [r1, #0x018]
ldr r6, [r1], #0x04 ldr r6, [r1], #0x04
ldr r7, [r1], #0x04 ldr r7, [r1], #0x04
ldr ip, [r1], #0x04 ldr ip, [r1], #0x04
#ifdef __ARMEB__
orr r4, r4, r5, lsr #8
mov r5, r5, lsl #24
orr r5, r5, r6, lsr #8
mov r6, r6, lsl #24
orr r6, r6, r7, lsr #8
mov r7, r7, lsl #24
orr r7, r7, ip, lsr #8
#else
orr r4, r4, r5, lsl #8 orr r4, r4, r5, lsl #8
mov r5, r5, lsr #24 mov r5, r5, lsr #24
orr r5, r5, r6, lsl #8 orr r5, r5, r6, lsl #8
mov r6, r6, lsr #24 mov r6, r6, lsr #24
orr r6, r6, r7, lsl #8 orr r6, r6, r7, lsl #8
mov r7, r7, lsr #24 mov r7, r7, lsr #24
orr r7, r7, ip, lsl #8 orr r7, r7, ip, lsl #8
#endif
str r4, [r3], #0x04 str r4, [r3], #0x04
str r5, [r3], #0x04 str r5, [r3], #0x04
str r6, [r3], #0x04 str r6, [r3], #0x04
str r7, [r3], #0x04 str r7, [r3], #0x04
.Lmemcpy_bad3: .Lmemcpy_bad3:
subs r2, r2, #0x10 subs r2, r2, #0x10
bge .Lmemcpy_bad3_loop16 bge .Lmemcpy_bad3_loop16
adds r2, r2, #0x10 adds r2, r2, #0x10
ldmfdeq sp!, {r4-r7} ldmfdeq sp!, {r4-r7}
bxeq lr /* Return now if done */ bxeq lr /* Return now if done */
subs r2, r2, #0x04 subs r2, r2, #0x04
sublt r1, r1, #0x01 sublt r1, r1, #0x01
blt .Lmemcpy_bad_done blt .Lmemcpy_bad_done
.Lmemcpy_bad3_loop4: .Lmemcpy_bad3_loop4:
#ifdef __ARMEB__
mov r4, ip, lsl #24
#else
mov r4, ip, lsr #24 mov r4, ip, lsr #24
#endif
ldr ip, [r1], #0x04 ldr ip, [r1], #0x04
subs r2, r2, #0x04 subs r2, r2, #0x04
#ifdef __ARMEB__
orr r4, r4, ip, lsr #8
#else
orr r4, r4, ip, lsl #8 orr r4, r4, ip, lsl #8
#endif
str r4, [r3], #0x04 str r4, [r3], #0x04
bge .Lmemcpy_bad3_loop4 bge .Lmemcpy_bad3_loop4
sub r1, r1, #0x01 sub r1, r1, #0x01
.Lmemcpy_bad_done: .Lmemcpy_bad_done:
ldmfd sp!, {r4-r7} ldmfd sp!, {r4-r7}
adds r2, r2, #0x04 adds r2, r2, #0x04
bxeq lr bxeq lr
▲ Show 20 Lines • Show All 61 Lines • ▼ Show 20 Lines */
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 0001: dst is 32-bit aligned, src is 8-bit aligned * 0001: dst is 32-bit aligned, src is 8-bit aligned
*/ */
ldr r3, [r1, #-1] /* BE:r3 = x012 LE:r3 = 210x */ ldr r3, [r1, #-1] /* BE:r3 = x012 LE:r3 = 210x */
ldr r2, [r1, #3] /* BE:r2 = 3xxx LE:r2 = xxx3 */ ldr r2, [r1, #3] /* BE:r2 = 3xxx LE:r2 = xxx3 */
#ifdef __ARMEB__
mov r3, r3, lsl #8 /* r3 = 012. */
orr r3, r3, r2, lsr #24 /* r3 = 0123 */
#else
mov r3, r3, lsr #8 /* r3 = .210 */ mov r3, r3, lsr #8 /* r3 = .210 */
orr r3, r3, r2, lsl #24 /* r3 = 3210 */ orr r3, r3, r2, lsl #24 /* r3 = 3210 */
#endif
str r3, [r0] str r3, [r0]
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 0010: dst is 32-bit aligned, src is 16-bit aligned * 0010: dst is 32-bit aligned, src is 16-bit aligned
*/ */
#ifdef __ARMEB__
ldrh r3, [r1]
ldrh r2, [r1, #0x02]
#else
ldrh r3, [r1, #0x02] ldrh r3, [r1, #0x02]
ldrh r2, [r1] ldrh r2, [r1]
#endif
orr r3, r2, r3, lsl #16 orr r3, r2, r3, lsl #16
str r3, [r0] str r3, [r0]
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 0011: dst is 32-bit aligned, src is 8-bit aligned * 0011: dst is 32-bit aligned, src is 8-bit aligned
*/ */
ldr r3, [r1, #-3] /* BE:r3 = xxx0 LE:r3 = 0xxx */ ldr r3, [r1, #-3] /* BE:r3 = xxx0 LE:r3 = 0xxx */
ldr r2, [r1, #1] /* BE:r2 = 123x LE:r2 = x321 */ ldr r2, [r1, #1] /* BE:r2 = 123x LE:r2 = x321 */
#ifdef __ARMEB__
mov r3, r3, lsl #24 /* r3 = 0... */
orr r3, r3, r2, lsr #8 /* r3 = 0123 */
#else
mov r3, r3, lsr #24 /* r3 = ...0 */ mov r3, r3, lsr #24 /* r3 = ...0 */
orr r3, r3, r2, lsl #8 /* r3 = 3210 */ orr r3, r3, r2, lsl #8 /* r3 = 3210 */
#endif
str r3, [r0] str r3, [r0]
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 0100: dst is 8-bit aligned, src is 32-bit aligned * 0100: dst is 8-bit aligned, src is 32-bit aligned
*/ */
ldr r2, [r1] ldr r2, [r1]
#ifdef __ARMEB__
strb r2, [r0, #0x03]
mov r3, r2, lsr #8
mov r1, r2, lsr #24
strb r1, [r0]
#else
strb r2, [r0] strb r2, [r0]
mov r3, r2, lsr #8 mov r3, r2, lsr #8
mov r1, r2, lsr #24 mov r1, r2, lsr #24
strb r1, [r0, #0x03] strb r1, [r0, #0x03]
#endif
strh r3, [r0, #0x01] strh r3, [r0, #0x01]
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 0101: dst is 8-bit aligned, src is 8-bit aligned * 0101: dst is 8-bit aligned, src is 8-bit aligned
*/ */
ldrb r2, [r1] ldrb r2, [r1]
ldrh r3, [r1, #0x01] ldrh r3, [r1, #0x01]
ldrb r1, [r1, #0x03] ldrb r1, [r1, #0x03]
strb r2, [r0] strb r2, [r0]
strh r3, [r0, #0x01] strh r3, [r0, #0x01]
strb r1, [r0, #0x03] strb r1, [r0, #0x03]
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 0110: dst is 8-bit aligned, src is 16-bit aligned * 0110: dst is 8-bit aligned, src is 16-bit aligned
*/ */
ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */ ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */
ldrh r3, [r1, #0x02] /* LE:r3 = ..23 LE:r3 = ..32 */ ldrh r3, [r1, #0x02] /* LE:r3 = ..23 LE:r3 = ..32 */
#ifdef __ARMEB__
mov r1, r2, lsr #8 /* r1 = ...0 */
strb r1, [r0]
mov r2, r2, lsl #8 /* r2 = .01. */
orr r2, r2, r3, lsr #8 /* r2 = .012 */
#else
strb r2, [r0] strb r2, [r0]
mov r2, r2, lsr #8 /* r2 = ...1 */ mov r2, r2, lsr #8 /* r2 = ...1 */
orr r2, r2, r3, lsl #8 /* r2 = .321 */ orr r2, r2, r3, lsl #8 /* r2 = .321 */
mov r3, r3, lsr #8 /* r3 = ...3 */ mov r3, r3, lsr #8 /* r3 = ...3 */
#endif
strh r2, [r0, #0x01] strh r2, [r0, #0x01]
strb r3, [r0, #0x03] strb r3, [r0, #0x03]
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 0111: dst is 8-bit aligned, src is 8-bit aligned * 0111: dst is 8-bit aligned, src is 8-bit aligned
*/ */
ldrb r2, [r1] ldrb r2, [r1]
ldrh r3, [r1, #0x01] ldrh r3, [r1, #0x01]
ldrb r1, [r1, #0x03] ldrb r1, [r1, #0x03]
strb r2, [r0] strb r2, [r0]
strh r3, [r0, #0x01] strh r3, [r0, #0x01]
strb r1, [r0, #0x03] strb r1, [r0, #0x03]
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 1000: dst is 16-bit aligned, src is 32-bit aligned * 1000: dst is 16-bit aligned, src is 32-bit aligned
*/ */
ldr r2, [r1] ldr r2, [r1]
#ifdef __ARMEB__
strh r2, [r0, #0x02]
mov r3, r2, lsr #16
strh r3, [r0]
#else
strh r2, [r0] strh r2, [r0]
mov r3, r2, lsr #16 mov r3, r2, lsr #16
strh r3, [r0, #0x02] strh r3, [r0, #0x02]
#endif
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 1001: dst is 16-bit aligned, src is 8-bit aligned * 1001: dst is 16-bit aligned, src is 8-bit aligned
*/ */
ldr r2, [r1, #-1] /* BE:r2 = x012 LE:r2 = 210x */ ldr r2, [r1, #-1] /* BE:r2 = x012 LE:r2 = 210x */
ldr r3, [r1, #3] /* BE:r3 = 3xxx LE:r3 = xxx3 */ ldr r3, [r1, #3] /* BE:r3 = 3xxx LE:r3 = xxx3 */
mov r1, r2, lsr #8 /* BE:r1 = .x01 LE:r1 = .210 */ mov r1, r2, lsr #8 /* BE:r1 = .x01 LE:r1 = .210 */
strh r1, [r0] strh r1, [r0]
#ifdef __ARMEB__
mov r2, r2, lsl #8 /* r2 = 012. */
orr r2, r2, r3, lsr #24 /* r2 = 0123 */
#else
mov r2, r2, lsr #24 /* r2 = ...2 */ mov r2, r2, lsr #24 /* r2 = ...2 */
orr r2, r2, r3, lsl #8 /* r2 = xx32 */ orr r2, r2, r3, lsl #8 /* r2 = xx32 */
#endif
strh r2, [r0, #0x02] strh r2, [r0, #0x02]
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 1010: dst is 16-bit aligned, src is 16-bit aligned * 1010: dst is 16-bit aligned, src is 16-bit aligned
*/ */
ldrh r2, [r1] ldrh r2, [r1]
ldrh r3, [r1, #0x02] ldrh r3, [r1, #0x02]
strh r2, [r0] strh r2, [r0]
strh r3, [r0, #0x02] strh r3, [r0, #0x02]
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 1011: dst is 16-bit aligned, src is 8-bit aligned * 1011: dst is 16-bit aligned, src is 8-bit aligned
*/ */
ldr r3, [r1, #1] /* BE:r3 = 123x LE:r3 = x321 */ ldr r3, [r1, #1] /* BE:r3 = 123x LE:r3 = x321 */
ldr r2, [r1, #-3] /* BE:r2 = xxx0 LE:r2 = 0xxx */ ldr r2, [r1, #-3] /* BE:r2 = xxx0 LE:r2 = 0xxx */
mov r1, r3, lsr #8 /* BE:r1 = .123 LE:r1 = .x32 */ mov r1, r3, lsr #8 /* BE:r1 = .123 LE:r1 = .x32 */
strh r1, [r0, #0x02] strh r1, [r0, #0x02]
#ifdef __ARMEB__
mov r3, r3, lsr #24 /* r3 = ...1 */
orr r3, r3, r2, lsl #8 /* r3 = xx01 */
#else
mov r3, r3, lsl #8 /* r3 = 321. */ mov r3, r3, lsl #8 /* r3 = 321. */
orr r3, r3, r2, lsr #24 /* r3 = 3210 */ orr r3, r3, r2, lsr #24 /* r3 = 3210 */
#endif
strh r3, [r0] strh r3, [r0]
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 1100: dst is 8-bit aligned, src is 32-bit aligned * 1100: dst is 8-bit aligned, src is 32-bit aligned
*/ */
ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */ ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */
#ifdef __ARMEB__
strb r2, [r0, #0x03]
mov r3, r2, lsr #8
mov r1, r2, lsr #24
strh r3, [r0, #0x01]
strb r1, [r0]
#else
strb r2, [r0] strb r2, [r0]
mov r3, r2, lsr #8 mov r3, r2, lsr #8
mov r1, r2, lsr #24 mov r1, r2, lsr #24
strh r3, [r0, #0x01] strh r3, [r0, #0x01]
strb r1, [r0, #0x03] strb r1, [r0, #0x03]
#endif
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 1101: dst is 8-bit aligned, src is 8-bit aligned * 1101: dst is 8-bit aligned, src is 8-bit aligned
*/ */
ldrb r2, [r1] ldrb r2, [r1]
ldrh r3, [r1, #0x01] ldrh r3, [r1, #0x01]
ldrb r1, [r1, #0x03] ldrb r1, [r1, #0x03]
strb r2, [r0] strb r2, [r0]
strh r3, [r0, #0x01] strh r3, [r0, #0x01]
strb r1, [r0, #0x03] strb r1, [r0, #0x03]
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 1110: dst is 8-bit aligned, src is 16-bit aligned * 1110: dst is 8-bit aligned, src is 16-bit aligned
*/ */
#ifdef __ARMEB__
ldrh r3, [r1, #0x02] /* BE:r3 = ..23 LE:r3 = ..32 */
ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */ ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */
strb r3, [r0, #0x03]
mov r3, r3, lsr #8 /* r3 = ...2 */
orr r3, r3, r2, lsl #8 /* r3 = ..12 */
strh r3, [r0, #0x01]
mov r2, r2, lsr #8 /* r2 = ...0 */
strb r2, [r0]
#else
ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */
ldrh r3, [r1, #0x02] /* BE:r3 = ..23 LE:r3 = ..32 */ ldrh r3, [r1, #0x02] /* BE:r3 = ..23 LE:r3 = ..32 */
strb r2, [r0] strb r2, [r0]
mov r2, r2, lsr #8 /* r2 = ...1 */ mov r2, r2, lsr #8 /* r2 = ...1 */
orr r2, r2, r3, lsl #8 /* r2 = .321 */ orr r2, r2, r3, lsl #8 /* r2 = .321 */
strh r2, [r0, #0x01] strh r2, [r0, #0x01]
mov r3, r3, lsr #8 /* r3 = ...3 */ mov r3, r3, lsr #8 /* r3 = ...3 */
strb r3, [r0, #0x03] strb r3, [r0, #0x03]
#endif
bx lr bx lr
LMEMCPY_4_PAD LMEMCPY_4_PAD
/* /*
* 1111: dst is 8-bit aligned, src is 8-bit aligned * 1111: dst is 8-bit aligned, src is 8-bit aligned
*/ */
ldrb r2, [r1] ldrb r2, [r1]
ldrh r3, [r1, #0x01] ldrh r3, [r1, #0x01]
Show All 28 Lines */
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 0001: dst is 32-bit aligned, src is 8-bit aligned * 0001: dst is 32-bit aligned, src is 8-bit aligned
*/ */
ldr r2, [r1, #-1] /* BE:r2 = x012 LE:r2 = 210x */ ldr r2, [r1, #-1] /* BE:r2 = x012 LE:r2 = 210x */
ldr r3, [r1, #0x03] /* BE:r3 = 345x LE:r3 = x543 */ ldr r3, [r1, #0x03] /* BE:r3 = 345x LE:r3 = x543 */
#ifdef __ARMEB__
mov r2, r2, lsl #8 /* r2 = 012. */
orr r2, r2, r3, lsr #24 /* r2 = 0123 */
#else
mov r2, r2, lsr #8 /* r2 = .210 */ mov r2, r2, lsr #8 /* r2 = .210 */
orr r2, r2, r3, lsl #24 /* r2 = 3210 */ orr r2, r2, r3, lsl #24 /* r2 = 3210 */
#endif
mov r3, r3, lsr #8 /* BE:r3 = .345 LE:r3 = .x54 */ mov r3, r3, lsr #8 /* BE:r3 = .345 LE:r3 = .x54 */
str r2, [r0] str r2, [r0]
strh r3, [r0, #0x04] strh r3, [r0, #0x04]
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 0010: dst is 32-bit aligned, src is 16-bit aligned * 0010: dst is 32-bit aligned, src is 16-bit aligned
*/ */
ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */ ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */
ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */ ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */
#ifdef __ARMEB__
mov r1, r3, lsr #16 /* r1 = ..23 */
orr r1, r1, r2, lsl #16 /* r1 = 0123 */
str r1, [r0]
strh r3, [r0, #0x04]
#else
mov r1, r3, lsr #16 /* r1 = ..54 */ mov r1, r3, lsr #16 /* r1 = ..54 */
orr r2, r2, r3, lsl #16 /* r2 = 3210 */ orr r2, r2, r3, lsl #16 /* r2 = 3210 */
str r2, [r0] str r2, [r0]
strh r1, [r0, #0x04] strh r1, [r0, #0x04]
#endif
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 0011: dst is 32-bit aligned, src is 8-bit aligned * 0011: dst is 32-bit aligned, src is 8-bit aligned
*/ */
ldr r2, [r1, #-3] /* BE:r2 = xxx0 LE:r2 = 0xxx */ ldr r2, [r1, #-3] /* BE:r2 = xxx0 LE:r2 = 0xxx */
ldr r3, [r1, #1] /* BE:r3 = 1234 LE:r3 = 4321 */ ldr r3, [r1, #1] /* BE:r3 = 1234 LE:r3 = 4321 */
ldr r1, [r1, #5] /* BE:r1 = 5xxx LE:r3 = xxx5 */ ldr r1, [r1, #5] /* BE:r1 = 5xxx LE:r3 = xxx5 */
#ifdef __ARMEB__
mov r2, r2, lsl #24 /* r2 = 0... */
orr r2, r2, r3, lsr #8 /* r2 = 0123 */
mov r3, r3, lsl #8 /* r3 = 234. */
orr r1, r3, r1, lsr #24 /* r1 = 2345 */
#else
mov r2, r2, lsr #24 /* r2 = ...0 */ mov r2, r2, lsr #24 /* r2 = ...0 */
orr r2, r2, r3, lsl #8 /* r2 = 3210 */ orr r2, r2, r3, lsl #8 /* r2 = 3210 */
mov r1, r1, lsl #8 /* r1 = xx5. */ mov r1, r1, lsl #8 /* r1 = xx5. */
orr r1, r1, r3, lsr #24 /* r1 = xx54 */ orr r1, r1, r3, lsr #24 /* r1 = xx54 */
#endif
str r2, [r0] str r2, [r0]
strh r1, [r0, #0x04] strh r1, [r0, #0x04]
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 0100: dst is 8-bit aligned, src is 32-bit aligned * 0100: dst is 8-bit aligned, src is 32-bit aligned
*/ */
ldr r3, [r1] /* BE:r3 = 0123 LE:r3 = 3210 */ ldr r3, [r1] /* BE:r3 = 0123 LE:r3 = 3210 */
ldrh r2, [r1, #0x04] /* BE:r2 = ..45 LE:r2 = ..54 */ ldrh r2, [r1, #0x04] /* BE:r2 = ..45 LE:r2 = ..54 */
mov r1, r3, lsr #8 /* BE:r1 = .012 LE:r1 = .321 */ mov r1, r3, lsr #8 /* BE:r1 = .012 LE:r1 = .321 */
strh r1, [r0, #0x01] strh r1, [r0, #0x01]
#ifdef __ARMEB__
mov r1, r3, lsr #24 /* r1 = ...0 */
strb r1, [r0]
mov r3, r3, lsl #8 /* r3 = 123. */
orr r3, r3, r2, lsr #8 /* r3 = 1234 */
#else
strb r3, [r0] strb r3, [r0]
mov r3, r3, lsr #24 /* r3 = ...3 */ mov r3, r3, lsr #24 /* r3 = ...3 */
orr r3, r3, r2, lsl #8 /* r3 = .543 */ orr r3, r3, r2, lsl #8 /* r3 = .543 */
mov r2, r2, lsr #8 /* r2 = ...5 */ mov r2, r2, lsr #8 /* r2 = ...5 */
#endif
strh r3, [r0, #0x03] strh r3, [r0, #0x03]
strb r2, [r0, #0x05] strb r2, [r0, #0x05]
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 0101: dst is 8-bit aligned, src is 8-bit aligned * 0101: dst is 8-bit aligned, src is 8-bit aligned
*/ */
ldrb r2, [r1] ldrb r2, [r1]
ldrh r3, [r1, #0x01] ldrh r3, [r1, #0x01]
ldrh ip, [r1, #0x03] ldrh ip, [r1, #0x03]
ldrb r1, [r1, #0x05] ldrb r1, [r1, #0x05]
strb r2, [r0] strb r2, [r0]
strh r3, [r0, #0x01] strh r3, [r0, #0x01]
strh ip, [r0, #0x03] strh ip, [r0, #0x03]
strb r1, [r0, #0x05] strb r1, [r0, #0x05]
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 0110: dst is 8-bit aligned, src is 16-bit aligned * 0110: dst is 8-bit aligned, src is 16-bit aligned
*/ */
ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */ ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */
ldr r1, [r1, #0x02] /* BE:r1 = 2345 LE:r1 = 5432 */ ldr r1, [r1, #0x02] /* BE:r1 = 2345 LE:r1 = 5432 */
#ifdef __ARMEB__
mov r3, r2, lsr #8 /* r3 = ...0 */
strb r3, [r0]
strb r1, [r0, #0x05]
mov r3, r1, lsr #8 /* r3 = .234 */
strh r3, [r0, #0x03]
mov r3, r2, lsl #8 /* r3 = .01. */
orr r3, r3, r1, lsr #24 /* r3 = .012 */
strh r3, [r0, #0x01]
#else
strb r2, [r0] strb r2, [r0]
mov r3, r1, lsr #24 mov r3, r1, lsr #24
strb r3, [r0, #0x05] strb r3, [r0, #0x05]
mov r3, r1, lsr #8 /* r3 = .543 */ mov r3, r1, lsr #8 /* r3 = .543 */
strh r3, [r0, #0x03] strh r3, [r0, #0x03]
mov r3, r2, lsr #8 /* r3 = ...1 */ mov r3, r2, lsr #8 /* r3 = ...1 */
orr r3, r3, r1, lsl #8 /* r3 = 4321 */ orr r3, r3, r1, lsl #8 /* r3 = 4321 */
strh r3, [r0, #0x01] strh r3, [r0, #0x01]
#endif
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 0111: dst is 8-bit aligned, src is 8-bit aligned * 0111: dst is 8-bit aligned, src is 8-bit aligned
*/ */
ldrb r2, [r1] ldrb r2, [r1]
ldrh r3, [r1, #0x01] ldrh r3, [r1, #0x01]
ldrh ip, [r1, #0x03] ldrh ip, [r1, #0x03]
ldrb r1, [r1, #0x05] ldrb r1, [r1, #0x05]
strb r2, [r0] strb r2, [r0]
strh r3, [r0, #0x01] strh r3, [r0, #0x01]
strh ip, [r0, #0x03] strh ip, [r0, #0x03]
strb r1, [r0, #0x05] strb r1, [r0, #0x05]
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 1000: dst is 16-bit aligned, src is 32-bit aligned * 1000: dst is 16-bit aligned, src is 32-bit aligned
*/ */
#ifdef __ARMEB__
ldr r2, [r1] /* r2 = 0123 */
ldrh r3, [r1, #0x04] /* r3 = ..45 */
mov r1, r2, lsr #16 /* r1 = ..01 */
orr r3, r3, r2, lsl#16 /* r3 = 2345 */
strh r1, [r0]
str r3, [r0, #0x02]
#else
ldrh r2, [r1, #0x04] /* r2 = ..54 */ ldrh r2, [r1, #0x04] /* r2 = ..54 */
ldr r3, [r1] /* r3 = 3210 */ ldr r3, [r1] /* r3 = 3210 */
mov r2, r2, lsl #16 /* r2 = 54.. */ mov r2, r2, lsl #16 /* r2 = 54.. */
orr r2, r2, r3, lsr #16 /* r2 = 5432 */ orr r2, r2, r3, lsr #16 /* r2 = 5432 */
strh r3, [r0] strh r3, [r0]
str r2, [r0, #0x02] str r2, [r0, #0x02]
#endif
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 1001: dst is 16-bit aligned, src is 8-bit aligned * 1001: dst is 16-bit aligned, src is 8-bit aligned
*/ */
ldr r3, [r1, #-1] /* BE:r3 = x012 LE:r3 = 210x */ ldr r3, [r1, #-1] /* BE:r3 = x012 LE:r3 = 210x */
ldr r2, [r1, #3] /* BE:r2 = 345x LE:r2 = x543 */ ldr r2, [r1, #3] /* BE:r2 = 345x LE:r2 = x543 */
mov r1, r3, lsr #8 /* BE:r1 = .x01 LE:r1 = .210 */ mov r1, r3, lsr #8 /* BE:r1 = .x01 LE:r1 = .210 */
#ifdef __ARMEB__
mov r2, r2, lsr #8 /* r2 = .345 */
orr r2, r2, r3, lsl #24 /* r2 = 2345 */
#else
mov r2, r2, lsl #8 /* r2 = 543. */ mov r2, r2, lsl #8 /* r2 = 543. */
orr r2, r2, r3, lsr #24 /* r2 = 5432 */ orr r2, r2, r3, lsr #24 /* r2 = 5432 */
#endif
strh r1, [r0] strh r1, [r0]
str r2, [r0, #0x02] str r2, [r0, #0x02]
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 1010: dst is 16-bit aligned, src is 16-bit aligned * 1010: dst is 16-bit aligned, src is 16-bit aligned
*/ */
ldrh r2, [r1] ldrh r2, [r1]
ldr r3, [r1, #0x02] ldr r3, [r1, #0x02]
strh r2, [r0] strh r2, [r0]
str r3, [r0, #0x02] str r3, [r0, #0x02]
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 1011: dst is 16-bit aligned, src is 8-bit aligned * 1011: dst is 16-bit aligned, src is 8-bit aligned
*/ */
ldrb r3, [r1] /* r3 = ...0 */ ldrb r3, [r1] /* r3 = ...0 */
ldr r2, [r1, #0x01] /* BE:r2 = 1234 LE:r2 = 4321 */ ldr r2, [r1, #0x01] /* BE:r2 = 1234 LE:r2 = 4321 */
ldrb r1, [r1, #0x05] /* r1 = ...5 */ ldrb r1, [r1, #0x05] /* r1 = ...5 */
#ifdef __ARMEB__
mov r3, r3, lsl #8 /* r3 = ..0. */
orr r3, r3, r2, lsr #24 /* r3 = ..01 */
orr r1, r1, r2, lsl #8 /* r1 = 2345 */
#else
orr r3, r3, r2, lsl #8 /* r3 = 3210 */ orr r3, r3, r2, lsl #8 /* r3 = 3210 */
mov r1, r1, lsl #24 /* r1 = 5... */ mov r1, r1, lsl #24 /* r1 = 5... */
orr r1, r1, r2, lsr #8 /* r1 = 5432 */ orr r1, r1, r2, lsr #8 /* r1 = 5432 */
#endif
strh r3, [r0] strh r3, [r0]
str r1, [r0, #0x02] str r1, [r0, #0x02]
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 1100: dst is 8-bit aligned, src is 32-bit aligned * 1100: dst is 8-bit aligned, src is 32-bit aligned
*/ */
ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */ ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */
ldrh r1, [r1, #0x04] /* BE:r1 = ..45 LE:r1 = ..54 */ ldrh r1, [r1, #0x04] /* BE:r1 = ..45 LE:r1 = ..54 */
#ifdef __ARMEB__
mov r3, r2, lsr #24 /* r3 = ...0 */
strb r3, [r0]
mov r2, r2, lsl #8 /* r2 = 123. */
orr r2, r2, r1, lsr #8 /* r2 = 1234 */
#else
strb r2, [r0] strb r2, [r0]
mov r2, r2, lsr #8 /* r2 = .321 */ mov r2, r2, lsr #8 /* r2 = .321 */
orr r2, r2, r1, lsl #24 /* r2 = 4321 */ orr r2, r2, r1, lsl #24 /* r2 = 4321 */
mov r1, r1, lsr #8 /* r1 = ...5 */ mov r1, r1, lsr #8 /* r1 = ...5 */
#endif
str r2, [r0, #0x01] str r2, [r0, #0x01]
strb r1, [r0, #0x05] strb r1, [r0, #0x05]
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 1101: dst is 8-bit aligned, src is 8-bit aligned * 1101: dst is 8-bit aligned, src is 8-bit aligned
*/ */
ldrb r2, [r1] ldrb r2, [r1]
ldrh r3, [r1, #0x01] ldrh r3, [r1, #0x01]
ldrh ip, [r1, #0x03] ldrh ip, [r1, #0x03]
ldrb r1, [r1, #0x05] ldrb r1, [r1, #0x05]
strb r2, [r0] strb r2, [r0]
strh r3, [r0, #0x01] strh r3, [r0, #0x01]
strh ip, [r0, #0x03] strh ip, [r0, #0x03]
strb r1, [r0, #0x05] strb r1, [r0, #0x05]
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 1110: dst is 8-bit aligned, src is 16-bit aligned * 1110: dst is 8-bit aligned, src is 16-bit aligned
*/ */
ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */ ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */
ldr r1, [r1, #0x02] /* BE:r1 = 2345 LE:r1 = 5432 */ ldr r1, [r1, #0x02] /* BE:r1 = 2345 LE:r1 = 5432 */
#ifdef __ARMEB__
mov r3, r2, lsr #8 /* r3 = ...0 */
strb r3, [r0]
mov r2, r2, lsl #24 /* r2 = 1... */
orr r2, r2, r1, lsr #8 /* r2 = 1234 */
#else
strb r2, [r0] strb r2, [r0]
mov r2, r2, lsr #8 /* r2 = ...1 */ mov r2, r2, lsr #8 /* r2 = ...1 */
orr r2, r2, r1, lsl #8 /* r2 = 4321 */ orr r2, r2, r1, lsl #8 /* r2 = 4321 */
mov r1, r1, lsr #24 /* r1 = ...5 */ mov r1, r1, lsr #24 /* r1 = ...5 */
#endif
str r2, [r0, #0x01] str r2, [r0, #0x01]
strb r1, [r0, #0x05] strb r1, [r0, #0x05]
bx lr bx lr
LMEMCPY_6_PAD LMEMCPY_6_PAD
/* /*
* 1111: dst is 8-bit aligned, src is 8-bit aligned * 1111: dst is 8-bit aligned, src is 8-bit aligned
*/ */
Show All 31 Lines */
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 0001: dst is 32-bit aligned, src is 8-bit aligned * 0001: dst is 32-bit aligned, src is 8-bit aligned
*/ */
ldr r3, [r1, #-1] /* BE:r3 = x012 LE:r3 = 210x */ ldr r3, [r1, #-1] /* BE:r3 = x012 LE:r3 = 210x */
ldr r2, [r1, #0x03] /* BE:r2 = 3456 LE:r2 = 6543 */ ldr r2, [r1, #0x03] /* BE:r2 = 3456 LE:r2 = 6543 */
ldrb r1, [r1, #0x07] /* r1 = ...7 */ ldrb r1, [r1, #0x07] /* r1 = ...7 */
#ifdef __ARMEB__
mov r3, r3, lsl #8 /* r3 = 012. */
orr r3, r3, r2, lsr #24 /* r3 = 0123 */
orr r2, r1, r2, lsl #8 /* r2 = 4567 */
#else
mov r3, r3, lsr #8 /* r3 = .210 */ mov r3, r3, lsr #8 /* r3 = .210 */
orr r3, r3, r2, lsl #24 /* r3 = 3210 */ orr r3, r3, r2, lsl #24 /* r3 = 3210 */
mov r1, r1, lsl #24 /* r1 = 7... */ mov r1, r1, lsl #24 /* r1 = 7... */
orr r2, r1, r2, lsr #8 /* r2 = 7654 */ orr r2, r1, r2, lsr #8 /* r2 = 7654 */
#endif
str r3, [r0] str r3, [r0]
str r2, [r0, #0x04] str r2, [r0, #0x04]
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 0010: dst is 32-bit aligned, src is 16-bit aligned * 0010: dst is 32-bit aligned, src is 16-bit aligned
*/ */
ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */ ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */
ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */ ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */
ldrh r1, [r1, #0x06] /* BE:r1 = ..67 LE:r1 = ..76 */ ldrh r1, [r1, #0x06] /* BE:r1 = ..67 LE:r1 = ..76 */
#ifdef __ARMEB__
mov r2, r2, lsl #16 /* r2 = 01.. */
orr r2, r2, r3, lsr #16 /* r2 = 0123 */
orr r3, r1, r3, lsl #16 /* r3 = 4567 */
#else
orr r2, r2, r3, lsl #16 /* r2 = 3210 */ orr r2, r2, r3, lsl #16 /* r2 = 3210 */
mov r3, r3, lsr #16 /* r3 = ..54 */ mov r3, r3, lsr #16 /* r3 = ..54 */
orr r3, r3, r1, lsl #16 /* r3 = 7654 */ orr r3, r3, r1, lsl #16 /* r3 = 7654 */
#endif
str r2, [r0] str r2, [r0]
str r3, [r0, #0x04] str r3, [r0, #0x04]
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 0011: dst is 32-bit aligned, src is 8-bit aligned * 0011: dst is 32-bit aligned, src is 8-bit aligned
*/ */
ldrb r3, [r1] /* r3 = ...0 */ ldrb r3, [r1] /* r3 = ...0 */
ldr r2, [r1, #0x01] /* BE:r2 = 1234 LE:r2 = 4321 */ ldr r2, [r1, #0x01] /* BE:r2 = 1234 LE:r2 = 4321 */
ldr r1, [r1, #0x05] /* BE:r1 = 567x LE:r1 = x765 */ ldr r1, [r1, #0x05] /* BE:r1 = 567x LE:r1 = x765 */
#ifdef __ARMEB__
mov r3, r3, lsl #24 /* r3 = 0... */
orr r3, r3, r2, lsr #8 /* r3 = 0123 */
mov r2, r2, lsl #24 /* r2 = 4... */
orr r2, r2, r1, lsr #8 /* r2 = 4567 */
#else
orr r3, r3, r2, lsl #8 /* r3 = 3210 */ orr r3, r3, r2, lsl #8 /* r3 = 3210 */
mov r2, r2, lsr #24 /* r2 = ...4 */ mov r2, r2, lsr #24 /* r2 = ...4 */
orr r2, r2, r1, lsl #8 /* r2 = 7654 */ orr r2, r2, r1, lsl #8 /* r2 = 7654 */
#endif
str r3, [r0] str r3, [r0]
str r2, [r0, #0x04] str r2, [r0, #0x04]
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 0100: dst is 8-bit aligned, src is 32-bit aligned * 0100: dst is 8-bit aligned, src is 32-bit aligned
*/ */
ldr r3, [r1] /* BE:r3 = 0123 LE:r3 = 3210 */ ldr r3, [r1] /* BE:r3 = 0123 LE:r3 = 3210 */
ldr r2, [r1, #0x04] /* BE:r2 = 4567 LE:r2 = 7654 */ ldr r2, [r1, #0x04] /* BE:r2 = 4567 LE:r2 = 7654 */
#ifdef __ARMEB__
mov r1, r3, lsr #24 /* r1 = ...0 */
strb r1, [r0]
mov r1, r3, lsr #8 /* r1 = .012 */
strb r2, [r0, #0x07]
mov r3, r3, lsl #24 /* r3 = 3... */
orr r3, r3, r2, lsr #8 /* r3 = 3456 */
#else
strb r3, [r0] strb r3, [r0]
mov r1, r2, lsr #24 /* r1 = ...7 */ mov r1, r2, lsr #24 /* r1 = ...7 */
strb r1, [r0, #0x07] strb r1, [r0, #0x07]
mov r1, r3, lsr #8 /* r1 = .321 */ mov r1, r3, lsr #8 /* r1 = .321 */
mov r3, r3, lsr #24 /* r3 = ...3 */ mov r3, r3, lsr #24 /* r3 = ...3 */
orr r3, r3, r2, lsl #8 /* r3 = 6543 */ orr r3, r3, r2, lsl #8 /* r3 = 6543 */
#endif
strh r1, [r0, #0x01] strh r1, [r0, #0x01]
str r3, [r0, #0x03] str r3, [r0, #0x03]
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 0101: dst is 8-bit aligned, src is 8-bit aligned * 0101: dst is 8-bit aligned, src is 8-bit aligned
*/ */
Show All 9 Lines */
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 0110: dst is 8-bit aligned, src is 16-bit aligned * 0110: dst is 8-bit aligned, src is 16-bit aligned
*/ */
ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */ ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */
ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */ ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */
ldrh r1, [r1, #0x06] /* BE:r1 = ..67 LE:r1 = ..76 */ ldrh r1, [r1, #0x06] /* BE:r1 = ..67 LE:r1 = ..76 */
#ifdef __ARMEB__
mov ip, r2, lsr #8 /* ip = ...0 */
strb ip, [r0]
mov ip, r2, lsl #8 /* ip = .01. */
orr ip, ip, r3, lsr #24 /* ip = .012 */
strb r1, [r0, #0x07]
mov r3, r3, lsl #8 /* r3 = 345. */
orr r3, r3, r1, lsr #8 /* r3 = 3456 */
#else
strb r2, [r0] /* 0 */ strb r2, [r0] /* 0 */
mov ip, r1, lsr #8 /* ip = ...7 */ mov ip, r1, lsr #8 /* ip = ...7 */
strb ip, [r0, #0x07] /* 7 */ strb ip, [r0, #0x07] /* 7 */
mov ip, r2, lsr #8 /* ip = ...1 */ mov ip, r2, lsr #8 /* ip = ...1 */
orr ip, ip, r3, lsl #8 /* ip = 4321 */ orr ip, ip, r3, lsl #8 /* ip = 4321 */
mov r3, r3, lsr #8 /* r3 = .543 */ mov r3, r3, lsr #8 /* r3 = .543 */
orr r3, r3, r1, lsl #24 /* r3 = 6543 */ orr r3, r3, r1, lsl #24 /* r3 = 6543 */
#endif
strh ip, [r0, #0x01] strh ip, [r0, #0x01]
str r3, [r0, #0x03] str r3, [r0, #0x03]
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 0111: dst is 8-bit aligned, src is 8-bit aligned * 0111: dst is 8-bit aligned, src is 8-bit aligned
*/ */
ldrb r3, [r1] /* r3 = ...0 */ ldrb r3, [r1] /* r3 = ...0 */
ldr ip, [r1, #0x01] /* BE:ip = 1234 LE:ip = 4321 */ ldr ip, [r1, #0x01] /* BE:ip = 1234 LE:ip = 4321 */
ldrh r2, [r1, #0x05] /* BE:r2 = ..56 LE:r2 = ..65 */ ldrh r2, [r1, #0x05] /* BE:r2 = ..56 LE:r2 = ..65 */
ldrb r1, [r1, #0x07] /* r1 = ...7 */ ldrb r1, [r1, #0x07] /* r1 = ...7 */
strb r3, [r0] strb r3, [r0]
mov r3, ip, lsr #16 /* BE:r3 = ..12 LE:r3 = ..43 */ mov r3, ip, lsr #16 /* BE:r3 = ..12 LE:r3 = ..43 */
#ifdef __ARMEB__
strh r3, [r0, #0x01]
orr r2, r2, ip, lsl #16 /* r2 = 3456 */
#else
strh ip, [r0, #0x01] strh ip, [r0, #0x01]
orr r2, r3, r2, lsl #16 /* r2 = 6543 */ orr r2, r3, r2, lsl #16 /* r2 = 6543 */
#endif
str r2, [r0, #0x03] str r2, [r0, #0x03]
strb r1, [r0, #0x07] strb r1, [r0, #0x07]
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 1000: dst is 16-bit aligned, src is 32-bit aligned * 1000: dst is 16-bit aligned, src is 32-bit aligned
*/ */
ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */ ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */
ldr r3, [r1, #0x04] /* BE:r3 = 4567 LE:r3 = 7654 */ ldr r3, [r1, #0x04] /* BE:r3 = 4567 LE:r3 = 7654 */
mov r1, r2, lsr #16 /* BE:r1 = ..01 LE:r1 = ..32 */ mov r1, r2, lsr #16 /* BE:r1 = ..01 LE:r1 = ..32 */
#ifdef __ARMEB__
strh r1, [r0]
mov r1, r3, lsr #16 /* r1 = ..45 */
orr r2, r1 ,r2, lsl #16 /* r2 = 2345 */
#else
strh r2, [r0] strh r2, [r0]
orr r2, r1, r3, lsl #16 /* r2 = 5432 */ orr r2, r1, r3, lsl #16 /* r2 = 5432 */
mov r3, r3, lsr #16 /* r3 = ..76 */ mov r3, r3, lsr #16 /* r3 = ..76 */
#endif
str r2, [r0, #0x02] str r2, [r0, #0x02]
strh r3, [r0, #0x06] strh r3, [r0, #0x06]
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 1001: dst is 16-bit aligned, src is 8-bit aligned * 1001: dst is 16-bit aligned, src is 8-bit aligned
*/ */
ldr r2, [r1, #-1] /* BE:r2 = x012 LE:r2 = 210x */ ldr r2, [r1, #-1] /* BE:r2 = x012 LE:r2 = 210x */
ldr r3, [r1, #0x03] /* BE:r3 = 3456 LE:r3 = 6543 */ ldr r3, [r1, #0x03] /* BE:r3 = 3456 LE:r3 = 6543 */
ldrb ip, [r1, #0x07] /* ip = ...7 */ ldrb ip, [r1, #0x07] /* ip = ...7 */
mov r1, r2, lsr #8 /* BE:r1 = .x01 LE:r1 = .210 */ mov r1, r2, lsr #8 /* BE:r1 = .x01 LE:r1 = .210 */
strh r1, [r0] strh r1, [r0]
#ifdef __ARMEB__
mov r1, r2, lsl #24 /* r1 = 2... */
orr r1, r1, r3, lsr #8 /* r1 = 2345 */
orr r3, ip, r3, lsl #8 /* r3 = 4567 */
#else
mov r1, r2, lsr #24 /* r1 = ...2 */ mov r1, r2, lsr #24 /* r1 = ...2 */
orr r1, r1, r3, lsl #8 /* r1 = 5432 */ orr r1, r1, r3, lsl #8 /* r1 = 5432 */
mov r3, r3, lsr #24 /* r3 = ...6 */ mov r3, r3, lsr #24 /* r3 = ...6 */
orr r3, r3, ip, lsl #8 /* r3 = ..76 */ orr r3, r3, ip, lsl #8 /* r3 = ..76 */
#endif
str r1, [r0, #0x02] str r1, [r0, #0x02]
strh r3, [r0, #0x06] strh r3, [r0, #0x06]
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 1010: dst is 16-bit aligned, src is 16-bit aligned * 1010: dst is 16-bit aligned, src is 16-bit aligned
*/ */
Show All 9 Lines
/* /*
* 1011: dst is 16-bit aligned, src is 8-bit aligned * 1011: dst is 16-bit aligned, src is 8-bit aligned
*/ */
ldr r3, [r1, #0x05] /* BE:r3 = 567x LE:r3 = x765 */ ldr r3, [r1, #0x05] /* BE:r3 = 567x LE:r3 = x765 */
ldr r2, [r1, #0x01] /* BE:r2 = 1234 LE:r2 = 4321 */ ldr r2, [r1, #0x01] /* BE:r2 = 1234 LE:r2 = 4321 */
ldrb ip, [r1] /* ip = ...0 */ ldrb ip, [r1] /* ip = ...0 */
mov r1, r3, lsr #8 /* BE:r1 = .567 LE:r1 = .x76 */ mov r1, r3, lsr #8 /* BE:r1 = .567 LE:r1 = .x76 */
strh r1, [r0, #0x06] strh r1, [r0, #0x06]
#ifdef __ARMEB__
mov r3, r3, lsr #24 /* r3 = ...5 */
orr r3, r3, r2, lsl #8 /* r3 = 2345 */
mov r2, r2, lsr #24 /* r2 = ...1 */
orr r2, r2, ip, lsl #8 /* r2 = ..01 */
#else
mov r3, r3, lsl #24 /* r3 = 5... */ mov r3, r3, lsl #24 /* r3 = 5... */
orr r3, r3, r2, lsr #8 /* r3 = 5432 */ orr r3, r3, r2, lsr #8 /* r3 = 5432 */
orr r2, ip, r2, lsl #8 /* r2 = 3210 */ orr r2, ip, r2, lsl #8 /* r2 = 3210 */
#endif
str r3, [r0, #0x02] str r3, [r0, #0x02]
strh r2, [r0] strh r2, [r0]
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 1100: dst is 8-bit aligned, src is 32-bit aligned * 1100: dst is 8-bit aligned, src is 32-bit aligned
*/ */
ldr r3, [r1, #0x04] /* BE:r3 = 4567 LE:r3 = 7654 */ ldr r3, [r1, #0x04] /* BE:r3 = 4567 LE:r3 = 7654 */
ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */ ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */
mov r1, r3, lsr #8 /* BE:r1 = .456 LE:r1 = .765 */ mov r1, r3, lsr #8 /* BE:r1 = .456 LE:r1 = .765 */
strh r1, [r0, #0x05] strh r1, [r0, #0x05]
#ifdef __ARMEB__
strb r3, [r0, #0x07]
mov r1, r2, lsr #24 /* r1 = ...0 */
strb r1, [r0]
mov r2, r2, lsl #8 /* r2 = 123. */
orr r2, r2, r3, lsr #24 /* r2 = 1234 */
str r2, [r0, #0x01]
#else
strb r2, [r0] strb r2, [r0]
mov r1, r3, lsr #24 /* r1 = ...7 */ mov r1, r3, lsr #24 /* r1 = ...7 */
strb r1, [r0, #0x07] strb r1, [r0, #0x07]
mov r2, r2, lsr #8 /* r2 = .321 */ mov r2, r2, lsr #8 /* r2 = .321 */
orr r2, r2, r3, lsl #24 /* r2 = 4321 */ orr r2, r2, r3, lsl #24 /* r2 = 4321 */
str r2, [r0, #0x01] str r2, [r0, #0x01]
#endif
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 1101: dst is 8-bit aligned, src is 8-bit aligned * 1101: dst is 8-bit aligned, src is 8-bit aligned
*/ */
ldrb r3, [r1] /* r3 = ...0 */ ldrb r3, [r1] /* r3 = ...0 */
ldrh r2, [r1, #0x01] /* BE:r2 = ..12 LE:r2 = ..21 */ ldrh r2, [r1, #0x01] /* BE:r2 = ..12 LE:r2 = ..21 */
ldr ip, [r1, #0x03] /* BE:ip = 3456 LE:ip = 6543 */ ldr ip, [r1, #0x03] /* BE:ip = 3456 LE:ip = 6543 */
ldrb r1, [r1, #0x07] /* r1 = ...7 */ ldrb r1, [r1, #0x07] /* r1 = ...7 */
strb r3, [r0] strb r3, [r0]
mov r3, ip, lsr #16 /* BE:r3 = ..34 LE:r3 = ..65 */ mov r3, ip, lsr #16 /* BE:r3 = ..34 LE:r3 = ..65 */
#ifdef __ARMEB__
strh ip, [r0, #0x05]
orr r2, r3, r2, lsl #16 /* r2 = 1234 */
#else
strh r3, [r0, #0x05] strh r3, [r0, #0x05]
orr r2, r2, ip, lsl #16 /* r2 = 4321 */ orr r2, r2, ip, lsl #16 /* r2 = 4321 */
#endif
str r2, [r0, #0x01] str r2, [r0, #0x01]
strb r1, [r0, #0x07] strb r1, [r0, #0x07]
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 1110: dst is 8-bit aligned, src is 16-bit aligned * 1110: dst is 8-bit aligned, src is 16-bit aligned
*/ */
ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */ ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */
ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */ ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */
ldrh r1, [r1, #0x06] /* BE:r1 = ..67 LE:r1 = ..76 */ ldrh r1, [r1, #0x06] /* BE:r1 = ..67 LE:r1 = ..76 */
#ifdef __ARMEB__
mov ip, r2, lsr #8 /* ip = ...0 */
strb ip, [r0]
mov ip, r2, lsl #24 /* ip = 1... */
orr ip, ip, r3, lsr #8 /* ip = 1234 */
strb r1, [r0, #0x07]
mov r1, r1, lsr #8 /* r1 = ...6 */
orr r1, r1, r3, lsl #8 /* r1 = 3456 */
#else
strb r2, [r0] strb r2, [r0]
mov ip, r2, lsr #8 /* ip = ...1 */ mov ip, r2, lsr #8 /* ip = ...1 */
orr ip, ip, r3, lsl #8 /* ip = 4321 */ orr ip, ip, r3, lsl #8 /* ip = 4321 */
mov r2, r1, lsr #8 /* r2 = ...7 */ mov r2, r1, lsr #8 /* r2 = ...7 */
strb r2, [r0, #0x07] strb r2, [r0, #0x07]
mov r1, r1, lsl #8 /* r1 = .76. */ mov r1, r1, lsl #8 /* r1 = .76. */
orr r1, r1, r3, lsr #24 /* r1 = .765 */ orr r1, r1, r3, lsr #24 /* r1 = .765 */
#endif
str ip, [r0, #0x01] str ip, [r0, #0x01]
strh r1, [r0, #0x05] strh r1, [r0, #0x05]
bx lr bx lr
LMEMCPY_8_PAD LMEMCPY_8_PAD
/* /*
* 1111: dst is 8-bit aligned, src is 8-bit aligned * 1111: dst is 8-bit aligned, src is 8-bit aligned
*/ */
Show All 35 Lines
/* /*
* 0001: dst is 32-bit aligned, src is 8-bit aligned * 0001: dst is 32-bit aligned, src is 8-bit aligned
*/ */
ldrb r2, [r1, #0xb] /* r2 = ...B */ ldrb r2, [r1, #0xb] /* r2 = ...B */
ldr ip, [r1, #0x07] /* BE:ip = 789A LE:ip = A987 */ ldr ip, [r1, #0x07] /* BE:ip = 789A LE:ip = A987 */
ldr r3, [r1, #0x03] /* BE:r3 = 3456 LE:r3 = 6543 */ ldr r3, [r1, #0x03] /* BE:r3 = 3456 LE:r3 = 6543 */
ldr r1, [r1, #-1] /* BE:r1 = x012 LE:r1 = 210x */ ldr r1, [r1, #-1] /* BE:r1 = x012 LE:r1 = 210x */
#ifdef __ARMEB__
orr r2, r2, ip, lsl #8 /* r2 = 89AB */
str r2, [r0, #0x08]
mov r2, ip, lsr #24 /* r2 = ...7 */
orr r2, r2, r3, lsl #8 /* r2 = 4567 */
mov r1, r1, lsl #8 /* r1 = 012. */
orr r1, r1, r3, lsr #24 /* r1 = 0123 */
#else
mov r2, r2, lsl #24 /* r2 = B... */ mov r2, r2, lsl #24 /* r2 = B... */
orr r2, r2, ip, lsr #8 /* r2 = BA98 */ orr r2, r2, ip, lsr #8 /* r2 = BA98 */
str r2, [r0, #0x08] str r2, [r0, #0x08]
mov r2, ip, lsl #24 /* r2 = 7... */ mov r2, ip, lsl #24 /* r2 = 7... */
orr r2, r2, r3, lsr #8 /* r2 = 7654 */ orr r2, r2, r3, lsr #8 /* r2 = 7654 */
mov r1, r1, lsr #8 /* r1 = .210 */ mov r1, r1, lsr #8 /* r1 = .210 */
orr r1, r1, r3, lsl #24 /* r1 = 3210 */ orr r1, r1, r3, lsl #24 /* r1 = 3210 */
#endif
str r2, [r0, #0x04] str r2, [r0, #0x04]
str r1, [r0] str r1, [r0]
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 0010: dst is 32-bit aligned, src is 16-bit aligned * 0010: dst is 32-bit aligned, src is 16-bit aligned
*/ */
ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */ ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */
ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */ ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */
ldr ip, [r1, #0x06] /* BE:ip = 6789 LE:ip = 9876 */ ldr ip, [r1, #0x06] /* BE:ip = 6789 LE:ip = 9876 */
ldrh r1, [r1, #0x0a] /* BE:r1 = ..AB LE:r1 = ..BA */ ldrh r1, [r1, #0x0a] /* BE:r1 = ..AB LE:r1 = ..BA */
#ifdef __ARMEB__
mov r2, r2, lsl #16 /* r2 = 01.. */
orr r2, r2, r3, lsr #16 /* r2 = 0123 */
str r2, [r0]
mov r3, r3, lsl #16 /* r3 = 45.. */
orr r3, r3, ip, lsr #16 /* r3 = 4567 */
orr r1, r1, ip, lsl #16 /* r1 = 89AB */
#else
orr r2, r2, r3, lsl #16 /* r2 = 3210 */ orr r2, r2, r3, lsl #16 /* r2 = 3210 */
str r2, [r0] str r2, [r0]
mov r3, r3, lsr #16 /* r3 = ..54 */ mov r3, r3, lsr #16 /* r3 = ..54 */
orr r3, r3, ip, lsl #16 /* r3 = 7654 */ orr r3, r3, ip, lsl #16 /* r3 = 7654 */
mov r1, r1, lsl #16 /* r1 = BA.. */ mov r1, r1, lsl #16 /* r1 = BA.. */
orr r1, r1, ip, lsr #16 /* r1 = BA98 */ orr r1, r1, ip, lsr #16 /* r1 = BA98 */
#endif
str r3, [r0, #0x04] str r3, [r0, #0x04]
str r1, [r0, #0x08] str r1, [r0, #0x08]
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 0011: dst is 32-bit aligned, src is 8-bit aligned * 0011: dst is 32-bit aligned, src is 8-bit aligned
*/ */
ldrb r2, [r1] /* r2 = ...0 */ ldrb r2, [r1] /* r2 = ...0 */
ldr r3, [r1, #0x01] /* BE:r3 = 1234 LE:r3 = 4321 */ ldr r3, [r1, #0x01] /* BE:r3 = 1234 LE:r3 = 4321 */
ldr ip, [r1, #0x05] /* BE:ip = 5678 LE:ip = 8765 */ ldr ip, [r1, #0x05] /* BE:ip = 5678 LE:ip = 8765 */
ldr r1, [r1, #0x09] /* BE:r1 = 9ABx LE:r1 = xBA9 */ ldr r1, [r1, #0x09] /* BE:r1 = 9ABx LE:r1 = xBA9 */
#ifdef __ARMEB__
mov r2, r2, lsl #24 /* r2 = 0... */
orr r2, r2, r3, lsr #8 /* r2 = 0123 */
str r2, [r0]
mov r3, r3, lsl #24 /* r3 = 4... */
orr r3, r3, ip, lsr #8 /* r3 = 4567 */
mov r1, r1, lsr #8 /* r1 = .9AB */
orr r1, r1, ip, lsl #24 /* r1 = 89AB */
#else
orr r2, r2, r3, lsl #8 /* r2 = 3210 */ orr r2, r2, r3, lsl #8 /* r2 = 3210 */
str r2, [r0] str r2, [r0]
mov r3, r3, lsr #24 /* r3 = ...4 */ mov r3, r3, lsr #24 /* r3 = ...4 */
orr r3, r3, ip, lsl #8 /* r3 = 7654 */ orr r3, r3, ip, lsl #8 /* r3 = 7654 */
mov r1, r1, lsl #8 /* r1 = BA9. */ mov r1, r1, lsl #8 /* r1 = BA9. */
orr r1, r1, ip, lsr #24 /* r1 = BA98 */ orr r1, r1, ip, lsr #24 /* r1 = BA98 */
#endif
str r3, [r0, #0x04] str r3, [r0, #0x04]
str r1, [r0, #0x08] str r1, [r0, #0x08]
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 0100: dst is 8-bit aligned (byte 1), src is 32-bit aligned * 0100: dst is 8-bit aligned (byte 1), src is 32-bit aligned
*/ */
ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */ ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */
ldr r3, [r1, #0x04] /* BE:r3 = 4567 LE:r3 = 7654 */ ldr r3, [r1, #0x04] /* BE:r3 = 4567 LE:r3 = 7654 */
ldr ip, [r1, #0x08] /* BE:ip = 89AB LE:ip = BA98 */ ldr ip, [r1, #0x08] /* BE:ip = 89AB LE:ip = BA98 */
mov r1, r2, lsr #8 /* BE:r1 = .012 LE:r1 = .321 */ mov r1, r2, lsr #8 /* BE:r1 = .012 LE:r1 = .321 */
strh r1, [r0, #0x01] strh r1, [r0, #0x01]
#ifdef __ARMEB__
mov r1, r2, lsr #24 /* r1 = ...0 */
strb r1, [r0]
mov r1, r2, lsl #24 /* r1 = 3... */
orr r2, r1, r3, lsr #8 /* r1 = 3456 */
mov r1, r3, lsl #24 /* r1 = 7... */
orr r1, r1, ip, lsr #8 /* r1 = 789A */
#else
strb r2, [r0] strb r2, [r0]
mov r1, r2, lsr #24 /* r1 = ...3 */ mov r1, r2, lsr #24 /* r1 = ...3 */
orr r2, r1, r3, lsl #8 /* r1 = 6543 */ orr r2, r1, r3, lsl #8 /* r1 = 6543 */
mov r1, r3, lsr #24 /* r1 = ...7 */ mov r1, r3, lsr #24 /* r1 = ...7 */
orr r1, r1, ip, lsl #8 /* r1 = A987 */ orr r1, r1, ip, lsl #8 /* r1 = A987 */
mov ip, ip, lsr #24 /* ip = ...B */ mov ip, ip, lsr #24 /* ip = ...B */
#endif
str r2, [r0, #0x03] str r2, [r0, #0x03]
str r1, [r0, #0x07] str r1, [r0, #0x07]
strb ip, [r0, #0x0b] strb ip, [r0, #0x0b]
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 0101: dst is 8-bit aligned (byte 1), src is 8-bit aligned (byte 1) * 0101: dst is 8-bit aligned (byte 1), src is 8-bit aligned (byte 1)
Show All 13 Lines
/* /*
* 0110: dst is 8-bit aligned (byte 1), src is 16-bit aligned * 0110: dst is 8-bit aligned (byte 1), src is 16-bit aligned
*/ */
ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */ ldrh r2, [r1] /* BE:r2 = ..01 LE:r2 = ..10 */
ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */ ldr r3, [r1, #0x02] /* BE:r3 = 2345 LE:r3 = 5432 */
ldr ip, [r1, #0x06] /* BE:ip = 6789 LE:ip = 9876 */ ldr ip, [r1, #0x06] /* BE:ip = 6789 LE:ip = 9876 */
ldrh r1, [r1, #0x0a] /* BE:r1 = ..AB LE:r1 = ..BA */ ldrh r1, [r1, #0x0a] /* BE:r1 = ..AB LE:r1 = ..BA */
#ifdef __ARMEB__
mov r2, r2, ror #8 /* r2 = 1..0 */
strb r2, [r0] strb r2, [r0]
mov r2, r2, lsr #16 /* r2 = ..1. */
orr r2, r2, r3, lsr #24 /* r2 = ..12 */
strh r2, [r0, #0x01]
mov r2, r3, lsl #8 /* r2 = 345. */
orr r3, r2, ip, lsr #24 /* r3 = 3456 */
mov r2, ip, lsl #8 /* r2 = 789. */
orr r2, r2, r1, lsr #8 /* r2 = 789A */
#else
strb r2, [r0]
mov r2, r2, lsr #8 /* r2 = ...1 */ mov r2, r2, lsr #8 /* r2 = ...1 */
orr r2, r2, r3, lsl #8 /* r2 = 4321 */ orr r2, r2, r3, lsl #8 /* r2 = 4321 */
strh r2, [r0, #0x01] strh r2, [r0, #0x01]
mov r2, r3, lsr #8 /* r2 = .543 */ mov r2, r3, lsr #8 /* r2 = .543 */
orr r3, r2, ip, lsl #24 /* r3 = 6543 */ orr r3, r2, ip, lsl #24 /* r3 = 6543 */
mov r2, ip, lsr #8 /* r2 = .987 */ mov r2, ip, lsr #8 /* r2 = .987 */
orr r2, r2, r1, lsl #24 /* r2 = A987 */ orr r2, r2, r1, lsl #24 /* r2 = A987 */
mov r1, r1, lsr #8 /* r1 = ...B */ mov r1, r1, lsr #8 /* r1 = ...B */
#endif
str r3, [r0, #0x03] str r3, [r0, #0x03]
str r2, [r0, #0x07] str r2, [r0, #0x07]
strb r1, [r0, #0x0b] strb r1, [r0, #0x0b]
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 0111: dst is 8-bit aligned (byte 1), src is 8-bit aligned (byte 3) * 0111: dst is 8-bit aligned (byte 1), src is 8-bit aligned (byte 3)
*/ */
ldrb r2, [r1] ldrb r2, [r1]
ldr r3, [r1, #0x01] /* BE:r3 = 1234 LE:r3 = 4321 */ ldr r3, [r1, #0x01] /* BE:r3 = 1234 LE:r3 = 4321 */
ldr ip, [r1, #0x05] /* BE:ip = 5678 LE:ip = 8765 */ ldr ip, [r1, #0x05] /* BE:ip = 5678 LE:ip = 8765 */
ldr r1, [r1, #0x09] /* BE:r1 = 9ABx LE:r1 = xBA9 */ ldr r1, [r1, #0x09] /* BE:r1 = 9ABx LE:r1 = xBA9 */
strb r2, [r0] strb r2, [r0]
#ifdef __ARMEB__
mov r2, r3, lsr #16 /* r2 = ..12 */
strh r2, [r0, #0x01]
mov r3, r3, lsl #16 /* r3 = 34.. */
orr r3, r3, ip, lsr #16 /* r3 = 3456 */
mov ip, ip, lsl #16 /* ip = 78.. */
orr ip, ip, r1, lsr #16 /* ip = 789A */
mov r1, r1, lsr #8 /* r1 = .9AB */
#else
strh r3, [r0, #0x01] strh r3, [r0, #0x01]
mov r3, r3, lsr #16 /* r3 = ..43 */ mov r3, r3, lsr #16 /* r3 = ..43 */
orr r3, r3, ip, lsl #16 /* r3 = 6543 */ orr r3, r3, ip, lsl #16 /* r3 = 6543 */
mov ip, ip, lsr #16 /* ip = ..87 */ mov ip, ip, lsr #16 /* ip = ..87 */
orr ip, ip, r1, lsl #16 /* ip = A987 */ orr ip, ip, r1, lsl #16 /* ip = A987 */
mov r1, r1, lsr #16 /* r1 = ..xB */ mov r1, r1, lsr #16 /* r1 = ..xB */
#endif
str r3, [r0, #0x03] str r3, [r0, #0x03]
str ip, [r0, #0x07] str ip, [r0, #0x07]
strb r1, [r0, #0x0b] strb r1, [r0, #0x0b]
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 1000: dst is 16-bit aligned, src is 32-bit aligned * 1000: dst is 16-bit aligned, src is 32-bit aligned
*/ */
ldr ip, [r1] /* BE:ip = 0123 LE:ip = 3210 */ ldr ip, [r1] /* BE:ip = 0123 LE:ip = 3210 */
ldr r3, [r1, #0x04] /* BE:r3 = 4567 LE:r3 = 7654 */ ldr r3, [r1, #0x04] /* BE:r3 = 4567 LE:r3 = 7654 */
ldr r2, [r1, #0x08] /* BE:r2 = 89AB LE:r2 = BA98 */ ldr r2, [r1, #0x08] /* BE:r2 = 89AB LE:r2 = BA98 */
mov r1, ip, lsr #16 /* BE:r1 = ..01 LE:r1 = ..32 */ mov r1, ip, lsr #16 /* BE:r1 = ..01 LE:r1 = ..32 */
#ifdef __ARMEB__
strh r1, [r0]
mov r1, ip, lsl #16 /* r1 = 23.. */
orr r1, r1, r3, lsr #16 /* r1 = 2345 */
mov r3, r3, lsl #16 /* r3 = 67.. */
orr r3, r3, r2, lsr #16 /* r3 = 6789 */
#else
strh ip, [r0] strh ip, [r0]
orr r1, r1, r3, lsl #16 /* r1 = 5432 */ orr r1, r1, r3, lsl #16 /* r1 = 5432 */
mov r3, r3, lsr #16 /* r3 = ..76 */ mov r3, r3, lsr #16 /* r3 = ..76 */
orr r3, r3, r2, lsl #16 /* r3 = 9876 */ orr r3, r3, r2, lsl #16 /* r3 = 9876 */
mov r2, r2, lsr #16 /* r2 = ..BA */ mov r2, r2, lsr #16 /* r2 = ..BA */
#endif
str r1, [r0, #0x02] str r1, [r0, #0x02]
str r3, [r0, #0x06] str r3, [r0, #0x06]
strh r2, [r0, #0x0a] strh r2, [r0, #0x0a]
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 1001: dst is 16-bit aligned, src is 8-bit aligned (byte 1) * 1001: dst is 16-bit aligned, src is 8-bit aligned (byte 1)
*/ */
ldr r2, [r1, #-1] /* BE:r2 = x012 LE:r2 = 210x */ ldr r2, [r1, #-1] /* BE:r2 = x012 LE:r2 = 210x */
ldr r3, [r1, #0x03] /* BE:r3 = 3456 LE:r3 = 6543 */ ldr r3, [r1, #0x03] /* BE:r3 = 3456 LE:r3 = 6543 */
mov ip, r2, lsr #8 /* BE:ip = .x01 LE:ip = .210 */ mov ip, r2, lsr #8 /* BE:ip = .x01 LE:ip = .210 */
strh ip, [r0] strh ip, [r0]
ldr ip, [r1, #0x07] /* BE:ip = 789A LE:ip = A987 */ ldr ip, [r1, #0x07] /* BE:ip = 789A LE:ip = A987 */
ldrb r1, [r1, #0x0b] /* r1 = ...B */ ldrb r1, [r1, #0x0b] /* r1 = ...B */
#ifdef __ARMEB__
mov r2, r2, lsl #24 /* r2 = 2... */
orr r2, r2, r3, lsr #8 /* r2 = 2345 */
mov r3, r3, lsl #24 /* r3 = 6... */
orr r3, r3, ip, lsr #8 /* r3 = 6789 */
orr r1, r1, ip, lsl #8 /* r1 = 89AB */
#else
mov r2, r2, lsr #24 /* r2 = ...2 */ mov r2, r2, lsr #24 /* r2 = ...2 */
orr r2, r2, r3, lsl #8 /* r2 = 5432 */ orr r2, r2, r3, lsl #8 /* r2 = 5432 */
mov r3, r3, lsr #24 /* r3 = ...6 */ mov r3, r3, lsr #24 /* r3 = ...6 */
orr r3, r3, ip, lsl #8 /* r3 = 9876 */ orr r3, r3, ip, lsl #8 /* r3 = 9876 */
mov r1, r1, lsl #8 /* r1 = ..B. */ mov r1, r1, lsl #8 /* r1 = ..B. */
orr r1, r1, ip, lsr #24 /* r1 = ..BA */ orr r1, r1, ip, lsr #24 /* r1 = ..BA */
#endif
str r2, [r0, #0x02] str r2, [r0, #0x02]
str r3, [r0, #0x06] str r3, [r0, #0x06]
strh r1, [r0, #0x0a] strh r1, [r0, #0x0a]
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 1010: dst is 16-bit aligned, src is 16-bit aligned * 1010: dst is 16-bit aligned, src is 16-bit aligned
Show All 13 Lines
* 1011: dst is 16-bit aligned, src is 8-bit aligned (byte 3) * 1011: dst is 16-bit aligned, src is 8-bit aligned (byte 3)
*/ */
ldr r2, [r1, #0x09] /* BE:r2 = 9ABx LE:r2 = xBA9 */ ldr r2, [r1, #0x09] /* BE:r2 = 9ABx LE:r2 = xBA9 */
ldr r3, [r1, #0x05] /* BE:r3 = 5678 LE:r3 = 8765 */ ldr r3, [r1, #0x05] /* BE:r3 = 5678 LE:r3 = 8765 */
mov ip, r2, lsr #8 /* BE:ip = .9AB LE:ip = .xBA */ mov ip, r2, lsr #8 /* BE:ip = .9AB LE:ip = .xBA */
strh ip, [r0, #0x0a] strh ip, [r0, #0x0a]
ldr ip, [r1, #0x01] /* BE:ip = 1234 LE:ip = 4321 */ ldr ip, [r1, #0x01] /* BE:ip = 1234 LE:ip = 4321 */
ldrb r1, [r1] /* r1 = ...0 */ ldrb r1, [r1] /* r1 = ...0 */
#ifdef __ARMEB__
mov r2, r2, lsr #24 /* r2 = ...9 */
orr r2, r2, r3, lsl #8 /* r2 = 6789 */
mov r3, r3, lsr #24 /* r3 = ...5 */
orr r3, r3, ip, lsl #8 /* r3 = 2345 */
mov r1, r1, lsl #8 /* r1 = ..0. */
orr r1, r1, ip, lsr #24 /* r1 = ..01 */
#else
mov r2, r2, lsl #24 /* r2 = 9... */ mov r2, r2, lsl #24 /* r2 = 9... */
orr r2, r2, r3, lsr #8 /* r2 = 9876 */ orr r2, r2, r3, lsr #8 /* r2 = 9876 */
mov r3, r3, lsl #24 /* r3 = 5... */ mov r3, r3, lsl #24 /* r3 = 5... */
orr r3, r3, ip, lsr #8 /* r3 = 5432 */ orr r3, r3, ip, lsr #8 /* r3 = 5432 */
orr r1, r1, ip, lsl #8 /* r1 = 3210 */ orr r1, r1, ip, lsl #8 /* r1 = 3210 */
#endif
str r2, [r0, #0x06] str r2, [r0, #0x06]
str r3, [r0, #0x02] str r3, [r0, #0x02]
strh r1, [r0] strh r1, [r0]
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 1100: dst is 8-bit aligned (byte 3), src is 32-bit aligned * 1100: dst is 8-bit aligned (byte 3), src is 32-bit aligned
*/ */
ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */ ldr r2, [r1] /* BE:r2 = 0123 LE:r2 = 3210 */
ldr ip, [r1, #0x04] /* BE:ip = 4567 LE:ip = 7654 */ ldr ip, [r1, #0x04] /* BE:ip = 4567 LE:ip = 7654 */
ldr r1, [r1, #0x08] /* BE:r1 = 89AB LE:r1 = BA98 */ ldr r1, [r1, #0x08] /* BE:r1 = 89AB LE:r1 = BA98 */
#ifdef __ARMEB__
mov r3, r2, lsr #24 /* r3 = ...0 */
strb r3, [r0]
mov r2, r2, lsl #8 /* r2 = 123. */
orr r2, r2, ip, lsr #24 /* r2 = 1234 */
str r2, [r0, #0x01]
mov r2, ip, lsl #8 /* r2 = 567. */
orr r2, r2, r1, lsr #24 /* r2 = 5678 */
str r2, [r0, #0x05]
mov r2, r1, lsr #8 /* r2 = ..9A */
strh r2, [r0, #0x09]
strb r1, [r0, #0x0b]
#else
strb r2, [r0] strb r2, [r0]
mov r3, r2, lsr #8 /* r3 = .321 */ mov r3, r2, lsr #8 /* r3 = .321 */
orr r3, r3, ip, lsl #24 /* r3 = 4321 */ orr r3, r3, ip, lsl #24 /* r3 = 4321 */
str r3, [r0, #0x01] str r3, [r0, #0x01]
mov r3, ip, lsr #8 /* r3 = .765 */ mov r3, ip, lsr #8 /* r3 = .765 */
orr r3, r3, r1, lsl #24 /* r3 = 8765 */ orr r3, r3, r1, lsl #24 /* r3 = 8765 */
str r3, [r0, #0x05] str r3, [r0, #0x05]
mov r1, r1, lsr #8 /* r1 = .BA9 */ mov r1, r1, lsr #8 /* r1 = .BA9 */
strh r1, [r0, #0x09] strh r1, [r0, #0x09]
mov r1, r1, lsr #16 /* r1 = ...B */ mov r1, r1, lsr #16 /* r1 = ...B */
strb r1, [r0, #0x0b] strb r1, [r0, #0x0b]
#endif
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 1101: dst is 8-bit aligned (byte 3), src is 8-bit aligned (byte 1) * 1101: dst is 8-bit aligned (byte 3), src is 8-bit aligned (byte 1)
*/ */
ldrb r2, [r1, #0x0b] /* r2 = ...B */ ldrb r2, [r1, #0x0b] /* r2 = ...B */
ldr r3, [r1, #0x07] /* BE:r3 = 789A LE:r3 = A987 */ ldr r3, [r1, #0x07] /* BE:r3 = 789A LE:r3 = A987 */
ldr ip, [r1, #0x03] /* BE:ip = 3456 LE:ip = 6543 */ ldr ip, [r1, #0x03] /* BE:ip = 3456 LE:ip = 6543 */
ldr r1, [r1, #-1] /* BE:r1 = x012 LE:r1 = 210x */ ldr r1, [r1, #-1] /* BE:r1 = x012 LE:r1 = 210x */
strb r2, [r0, #0x0b] strb r2, [r0, #0x0b]
#ifdef __ARMEB__
strh r3, [r0, #0x09]
mov r3, r3, lsr #16 /* r3 = ..78 */
orr r3, r3, ip, lsl #16 /* r3 = 5678 */
mov ip, ip, lsr #16 /* ip = ..34 */
orr ip, ip, r1, lsl #16 /* ip = 1234 */
mov r1, r1, lsr #16 /* r1 = ..x0 */
#else
mov r2, r3, lsr #16 /* r2 = ..A9 */ mov r2, r3, lsr #16 /* r2 = ..A9 */
strh r2, [r0, #0x09] strh r2, [r0, #0x09]
mov r3, r3, lsl #16 /* r3 = 87.. */ mov r3, r3, lsl #16 /* r3 = 87.. */
orr r3, r3, ip, lsr #16 /* r3 = 8765 */ orr r3, r3, ip, lsr #16 /* r3 = 8765 */
mov ip, ip, lsl #16 /* ip = 43.. */ mov ip, ip, lsl #16 /* ip = 43.. */
orr ip, ip, r1, lsr #16 /* ip = 4321 */ orr ip, ip, r1, lsr #16 /* ip = 4321 */
mov r1, r1, lsr #8 /* r1 = .210 */ mov r1, r1, lsr #8 /* r1 = .210 */
#endif
str r3, [r0, #0x05] str r3, [r0, #0x05]
str ip, [r0, #0x01] str ip, [r0, #0x01]
strb r1, [r0] strb r1, [r0]
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 1110: dst is 8-bit aligned (byte 3), src is 16-bit aligned * 1110: dst is 8-bit aligned (byte 3), src is 16-bit aligned
*/ */
#ifdef __ARMEB__
ldrh r2, [r1, #0x0a] /* r2 = ..AB */
ldr ip, [r1, #0x06] /* ip = 6789 */
ldr r3, [r1, #0x02] /* r3 = 2345 */
ldrh r1, [r1] /* r1 = ..01 */
strb r2, [r0, #0x0b]
mov r2, r2, lsr #8 /* r2 = ...A */
orr r2, r2, ip, lsl #8 /* r2 = 789A */
mov ip, ip, lsr #8 /* ip = .678 */
orr ip, ip, r3, lsl #24 /* ip = 5678 */
mov r3, r3, lsr #8 /* r3 = .234 */
orr r3, r3, r1, lsl #24 /* r3 = 1234 */
mov r1, r1, lsr #8 /* r1 = ...0 */
strb r1, [r0]
str r3, [r0, #0x01]
str ip, [r0, #0x05]
strh r2, [r0, #0x09]
#else
ldrh r2, [r1] /* r2 = ..10 */ ldrh r2, [r1] /* r2 = ..10 */
ldr r3, [r1, #0x02] /* r3 = 5432 */ ldr r3, [r1, #0x02] /* r3 = 5432 */
ldr ip, [r1, #0x06] /* ip = 9876 */ ldr ip, [r1, #0x06] /* ip = 9876 */
ldrh r1, [r1, #0x0a] /* r1 = ..BA */ ldrh r1, [r1, #0x0a] /* r1 = ..BA */
strb r2, [r0] strb r2, [r0]
mov r2, r2, lsr #8 /* r2 = ...1 */ mov r2, r2, lsr #8 /* r2 = ...1 */
orr r2, r2, r3, lsl #8 /* r2 = 4321 */ orr r2, r2, r3, lsl #8 /* r2 = 4321 */
mov r3, r3, lsr #24 /* r3 = ...5 */ mov r3, r3, lsr #24 /* r3 = ...5 */
orr r3, r3, ip, lsl #8 /* r3 = 8765 */ orr r3, r3, ip, lsl #8 /* r3 = 8765 */
mov ip, ip, lsr #24 /* ip = ...9 */ mov ip, ip, lsr #24 /* ip = ...9 */
orr ip, ip, r1, lsl #8 /* ip = .BA9 */ orr ip, ip, r1, lsl #8 /* ip = .BA9 */
mov r1, r1, lsr #8 /* r1 = ...B */ mov r1, r1, lsr #8 /* r1 = ...B */
str r2, [r0, #0x01] str r2, [r0, #0x01]
str r3, [r0, #0x05] str r3, [r0, #0x05]
strh ip, [r0, #0x09] strh ip, [r0, #0x09]
strb r1, [r0, #0x0b] strb r1, [r0, #0x0b]
#endif
bx lr bx lr
LMEMCPY_C_PAD LMEMCPY_C_PAD
/* /*
* 1111: dst is 8-bit aligned (byte 3), src is 8-bit aligned (byte 3) * 1111: dst is 8-bit aligned (byte 3), src is 8-bit aligned (byte 3)
*/ */
ldrb r2, [r1] ldrb r2, [r1]
ldr r3, [r1, #0x01] ldr r3, [r1, #0x01]
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